Adsorption type nitrogen making machine

Abstract

The utility model discloses an adsorption type nitrogen making machine which comprises a gas storage tank provided with an accommodating cavity, and a first gas inlet and a first gas outlet which are communicated with the accommodating cavity; the two adsorption tanks are arranged in the accommodating cavity and are used for alternately generating nitrogen; the adsorption tank is connected with a second air inlet and a second air outlet, the second air inlet is used for allowing air to enter, and the second air outlet is communicated with the first air inlet. According to the adsorption type nitrogen making machine, the two adsorption tanks are innovatively installed in the gas storage tank, nitrogen made by the two adsorption tanks enters the gas storage tank through the second gas outlet and the first gas inlet to be stored, the size of the adsorption type nitrogen making machine is greatly reduced by adopting the mode, and the adsorption type nitrogen making machine can be made into a module and integrally installed in other equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of nitrogen generators, in particular to an adsorption nitrogen generator. Background Art

[0002] Adsorption nitrogen generator is the most commonly used gas manufacturing equipment at present. It has the characteristics of low nitrogen production cost, high purity, convenience and speed. It is currently widely used in food, mining, welding and other industries. At present, the adsorption nitrogen generators on the market all use carbon molecular sieves in two adsorption tanks to alternately adsorb oxygen in the air to produce nitrogen, and then collect the nitrogen to the external gas storage tank through pipelines for storage, that is, the adsorption tank and the gas storage tank are separated, which will undoubtedly cause the adsorption nitrogen generator to occupy a large volume and be inconvenient to be installed on the equipment and production lines used in combination, such as welding equipment and welding production lines. Utility Model Content

[0003] The main purpose of the utility model is to provide an adsorption nitrogen generator, aiming to solve at least one problem in the background technology.

[0004] In order to achieve the above purpose, the technical solutions of the utility model include:

[0005] The utility model discloses an adsorption nitrogen generator, comprising:

[0006] A gas storage tank having a containing cavity, a first gas inlet and a first gas outlet communicated with the containing cavity;

[0007] Two adsorption tanks are arranged in the accommodating chamber for alternately producing nitrogen; the adsorption tank is connected with a second air inlet and a second air outlet, the second air inlet is used for air to enter, and the second air outlet is communicated with the first air inlet.

[0008] Compared with the prior art, the utility model innovatively installs two adsorption tanks in a gas storage tank, and the nitrogen produced by the two adsorption tanks enters the gas storage tank through the second gas outlet and the first gas inlet for storage. This method greatly reduces the volume of the adsorption nitrogen generator, and the adsorption nitrogen generator can be made into a module and installed in one piece into other equipment and production lines.

[0009] In a preferred embodiment, each of the second air inlet, the second air outlet, the first air inlet, and the first air outlet is provided with an air valve for controlling the opening and closing thereof.

[0010] In a preferred embodiment, the net volume of the accommodating chamber is more than 1 times the net volume inside a single adsorption tank.

[0011] In a preferred embodiment, the tank bottom of the gas storage tank is provided with supporting mounting feet.

[0012] In a preferred embodiment, the adsorption nitrogen generator further includes a mounting plate, which is disposed in the accommodating chamber, and opposite sides of the mounting plate are connected to the wall surface of the accommodating chamber; wherein the mounting plate is disposed between the two adsorption tanks and connected to the surfaces of the adsorption tanks.

[0013] In a preferred embodiment, a gap is provided between the outer surface of the adsorption tank and the wall surface of the accommodating chamber.

[0014] In a preferred embodiment, a handle is provided on the gas storage tank.

[0015] In order to better understand and implement the present invention, the following figure is combined with the accompanying drawings to explain the present invention in detail. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is the structural diagram of the utility model adsorption nitrogen generator;

[0018] Figure 2 It is a structural diagram of the adsorption nitrogen generator of the utility model (the gas storage tank is omitted).

[0019] Description of reference numerals:

[0020] 1-gas storage tank, 11-first air inlet, 12-first air outlet, 2-adsorption tank, 21-second air inlet, 22-second air outlet, 3-support mounting foot, 4-mounting plate, 5-handle. DETAILED DESCRIPTION

[0021] In order to better illustrate the present invention, the present invention is further described in detail below with reference to the accompanying drawings.

[0022] It should be clear that the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the embodiments of the present application.

[0023] The terms used in the embodiments of the present application are only for the purpose of describing specific embodiments, and are not intended to limit the embodiments of the present application. The singular forms of "a", "said" and "the" used in the embodiments of the present application and the appended claims are also intended to include plural forms, unless the context clearly indicates other meanings. It should also be understood that the term "and / or" used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0024] In the description of the present invention, it should be understood that the terms "vertical", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the protection content of the present invention.

[0025] Combination Figure 1 and Figure 2 As shown, the utility model discloses an adsorption nitrogen generator, comprising:

[0026] A gas storage tank 1, which has a containing cavity, a first air inlet 11 and a first air outlet 12 connected to the containing cavity;

[0027] Two adsorption tanks 2 are arranged in the accommodating chamber for alternately producing nitrogen; the adsorption tank 2 is connected with a second air inlet 21 and a second air outlet 22, the second air inlet 21 is used for air to enter, and the second air outlet 22 is connected to the first air inlet 11.

[0028] Compared with the prior art, the utility model innovatively installs two adsorption tanks 2 into the gas storage tank 1, and the nitrogen produced by the two adsorption tanks 2 enters the gas storage tank 1 through the second gas outlet 22 and the first gas inlet 11 for storage. This method greatly reduces the volume of the adsorption nitrogen generator, and the adsorption nitrogen generator can be made into a module and installed in one piece into other equipment and production lines.

[0029] In one embodiment, each of the second gas inlet 21, the second gas outlet 22 and the first gas inlet 11, the first gas outlet 12 is provided with a gas valve for controlling the opening and closing thereof, so as to be used for gas switch control and flow direction control in the nitrogen production process.

[0030] Among them, the second air inlet 21 is located at the lower side of the gas tank 1, and the first air outlet 22 is located at the upper side of the gas tank 1; the first air inlet 11 is located at the lower side of the gas tank 1, and the first air outlet 12 is located at the upper side of the gas tank 1; the second air outlet 21 is connected to the first air inlet 11 through an external pipe.

[0031] It should be noted that the adsorption tank belongs to the existing technology in the technical field of adsorption nitrogen generator.

[0032] In one embodiment, in order to allow the adsorption tank 2 to smoothly transport nitrogen into the containing chamber, the net volume of the containing chamber is more than 1 times the net volume inside a single adsorption tank 2 .

[0033] In one embodiment, the bottom of the gas storage tank 1 is provided with supporting mounting feet 3, and the adsorption nitrogen generator is installed on the equipment or production line through the supporting mounting feet 3.

[0034] In one embodiment, in order to fix the two adsorption tanks 2 in the accommodating chamber, the adsorption nitrogen generator further includes a mounting plate 4, wherein the mounting plate 4 is disposed in the accommodating chamber, and opposite sides of the mounting plate 4 are connected to the wall surface of the accommodating chamber; wherein the mounting plate 4 is disposed between the two adsorption tanks 2 and connected to the surface of the adsorption tanks 2; and the two adsorption tanks 2 are fixed by the mounting plate 4.

[0035] In one embodiment, a gap is provided between the outer surface of the adsorption tank 2 and the wall surface of the accommodating cavity; thus, when the adsorption tank 2 is installed, the adsorption tank 2 can be easily placed in the accommodating cavity.

[0036] In one embodiment, in order to facilitate the transportation of the adsorption nitrogen generator, a handle 5 is provided on the gas storage tank 1. Preferably, there are two handles 5, which are provided on the upper side of the gas storage tank 1.

[0037] The above description is an explanation of the utility model, not a limitation of the utility model. The scope of the utility model is defined by the claims. Any form of modification can be made within the protection scope of the utility model.

[0038] The present invention is not limited to the above-mentioned embodiments. If various changes or modifications to the present invention do not depart from the spirit and scope of the present invention, and if these changes and modifications fall within the claims of the present invention and the scope of equivalent technologies, the present invention is also intended to include these changes and modifications.

Claims

1. An adsorption nitrogen generator, characterized in that: include: A gas storage tank having a accommodating cavity, a first air inlet and a first air outlet communicated with the accommodating cavity; two adsorption tanks are arranged in the accommodating cavity for alternately producing nitrogen; the adsorption tanks are connected with a second air inlet and a second air outlet, the second air inlet is used for air to enter, and the second air outlet is communicated with the first air inlet.

2. The adsorption nitrogen generator according to claim 1, characterized in that: Each of the second air inlet, the second air outlet, the first air inlet, and the first air outlet is provided with an air valve for controlling the opening and closing thereof.

3. The adsorption nitrogen generator according to claim 1, characterized in that: The net volume of the accommodating chamber is more than 1 times the net volume inside a single adsorption tank.

4. The adsorption nitrogen generator according to claim 1, characterized in that: The tank bottom of the gas storage tank is provided with supporting mounting feet.

5. The adsorption nitrogen generator according to claim 1, characterized in that: The adsorption nitrogen generator also includes a mounting plate, which is arranged in the accommodating chamber, and opposite sides of the mounting plate are connected to the wall surface of the accommodating chamber; wherein the mounting plate is arranged between the two adsorption tanks and connected to the surfaces of the adsorption tanks.

6. The adsorption nitrogen generator according to claim 1, characterized in that: A gap is provided between the outer surface of the adsorption tank and the wall surface of the accommodating chamber.

7. The adsorption nitrogen generator according to claim 1, characterized in that: The gas storage tank is provided with a handle.

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